#include <GUIConstantsEx.au3>
#include <GUIToolTip.au3>
#include <MsgBoxConstants.au3>
#include <WinAPITheme.au3>

Example()

Func Example()
        Local $hGUI = GUICreate("ToolTip Get/Set Tip BkColor (v" & @AutoItVersion & ")", 350, 200)

        Local $idButton = GUICtrlCreateButton("Button", 30, 32, 130, 28)
        Local $hButton = GUICtrlGetHandle($idButton)

        ; Create a tooltip control
        Local $hToolTip = _GUIToolTip_Create($hGUI, $TTS_BALLOON)
        _WinAPI_SetWindowTheme($hToolTip, "", "")
        ; Change the color settings for the tooltip, color setting is a COLORREF (BGR) value.
        _GUIToolTip_SetTipBkColor($hToolTip, 0x395A00)
        _GUIToolTip_SetTipTextColor($hToolTip, 0x1EBFFF)

        ; Add a tool to the tooltip control
        _GUIToolTip_AddTool($hToolTip, 0, "This is the ToolTip text", $hButton)
        GUISetState(@SW_SHOW)

        ; Retrieve the background color of the tooltip.
        MsgBox($MB_SYSTEMMODAL, 'Message', 'Background color : 0x' & Hex(_GUIToolTip_GetTipBkColor($hToolTip), 6))

        While 1
                If GUIGetMsg() = $GUI_EVENT_CLOSE Then ExitLoop
        WEnd
        ; Destroy the tooltip control
        _GUIToolTip_Destroy($hToolTip)
        GUIDelete($hGUI)
EndFunc   ;==>Example